Quarter	US dollars
1999-09-30	15
1999-12-31	11
2000-03-31	67
2000-06-30	71
2000-09-30	75
2000-12-31	64
2001-03-31	73
2001-06-30	63
2001-09-30	106
2001-12-31	122
2002-03-31	137
2002-06-30	153
2002-09-30	135
2002-12-31	113
2003-03-31	111
2003-06-30	101
2003-09-30	140
2003-12-31	113
2004-03-31	97
2004-06-30	122
2004-09-30	109